Internal-combustion engine.



' L. e. SABATH. INTERNAL GOMBUSTION ENGINE. APPLICATION FILED AUG. 30, 1906.

918,704. l Patented Apr. 20, 1909.

3 SHEETS-SHEET 1.

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m MM. 52M@ E gam JMJ L, G. SABATH. INTERNAL COMBSTION ENGINE. APPLIOATIQN FILED 116.30, 1906.

v91 8,704. l Patented Apr. 20, 1909. s SHEBTMSHEET 2.

-f Toall whom it may captent.'

combustion thereupon taking place.

V` combustible maybe introduced first during '35 vtion being to- UMTEDSTATESPATENTGFHGE t .kf-."iiouiseasiroiisgiirrnn,QFARIS. y. 1 f.

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n Speei-cationof Letters'Patent. r ppn-numana auguszse, iene. sex-iaine.,eaz,eei.1

FRANCE,

Be-v it ,lnnoivnl th' t.k "if, Louis "GASTON SABATH, of 3,8 Rue'. f Entrepreneurs, l:iris,'in-fthe n t' c; fa citizenof the .Freiicliifltje vented a cer-1 tain nevv andV`r *ed Internal- Combustiongrng' 1S als? er.-

This invention relai:

bl ofsupportngj present inven-v v. jofyfoperations strokes 'of `the ne evolutionof the introduction of adj 'as combustion; theo je enabl to be accomplished piston; that istdsay, motor-shaft.l A

Accordin to myL present inventioma poreI tion only o .the products of `combustion are released from the cylinder toward the end of the'forward or operative stroke 'of' the" engine and at the cominencementoff the 1re-p turn. or compression stroke;A thei'emaining" portion ofthev residual products being 'com`A pressed by the continued me.vementV ofthepiston. stroke and at the commencement off-the' iol-' lowing or operative stroke, gas capable o supporti combustion'. Yis vintroduced' k'into the cylin er together with the combustible;

suitable vquantity Apulverulent, pulverized or mixed condition,

gether with the gas capable of sup ort'i'ng y y engine, may .into the motor cylinder or combustion im Tbward the end of the` compression ,az-'ew in 'and 5 are` indicator ia ams more particularly referre either the wholevor'a portion of the perio of eompr'essiom. and; the gas .adapted :lier sup orting combustion vsubsequent y. 4'.lhe pro iictsvofl combustion ex and andorce the piston forwardu'ntilthe atter passes the exhausty port; whereupon a portion of the products of combustion escape, and the pressure in the c linder fallsto that of the am bient atmosp ere or thereabouts. ,The cycle of operations' is thereupon repeated.

It is assumed for the' purpose of the prea-v ent description that the enginefisone in which' the release of the-gases from theo linder is controlledby thejmovement-ro "*tlhe piston therein, but this method. of construction is not essential to the working of. my s ystem.

The recompressed lproducts 'of combustion are at such .a tem erature thatjthe ignition and combustion o the combustible may be effected Without the necessity of high com- Gr the c v 1nieans of suitable gearin capable of su pporting combustion. u-

latingj the quantity of combustible and vof gas capable of supporting combustion introduced, the power of the cylinder o any 'mi/ensue, may be varied lver rapidly and in a considerable degree. he gas ca able of supporting combustion may be store pressure, -vqi'iire'd.

in 'a suita e receptacle under and injected therefrom as re- The co bustible, if in a gaseous be stored and injected dur-ing diagrams in asimilar manner. If, however, the combustible be in a solid, lig; nid or gaseous state, it may be in]ected in for each motive stroke in a state. may

te I combustion,

during -wt of -the fo owing` dia rams. :Where `liquid fuel is employe engine comprising a f Patented apra sofia. f f i" pump, driven by suitable means from be u for injecting the saine4 chamber.

. The-accompanying drawings illustrate a sov Vcombustion engine adapted to work on my roved method. igure 1 is a vertical section on the line Fig. 2, IFig. 2 a plan,l and Fig. 3 a section on the line y in Fig. 2. Figs. 4i

` hereinafter to. The engine comprises the usual crank shaft a Working in a casing a', connecting rodvb, and piston c working in the cylinder 'From mounted on the extremities of a vertical s aft a2, a countershaft cl on which are mountedthe cams e f for operating the valves e. f mounted on the cylinder cover c2. The gas capable of supporting combustion is stored in the receptacles e2- and is conveyed by the pipe es; the supply thereof being controlled by the valve i. The valve i. controls the inlet of the combustible, W ich may be supplied means of a pump f2 p the countershaft 'he' exhaust ases the cylinder c' pass into a tank g y way o the 'outletaq inthe c linder; this outlet bein opene and-close bythe piston c.

Y he engine is furnished with a compressor h for a purpose hereina er more particularly referred to.

Fig. 4 is an unfolded diagram of a combustion engine working on my improved the crank-shaft a is driven, -by'- ico by j suitably driven from from" f iosal '10 the gases method,` the vertical distance representing be cjected'into the sea; the products of compressures and the horizontal distances reprey bustion being led from the tank to the ump senting the movement of the iston `in one by way of the pipe a' and dischar d by directlon instead of in reverse directions. way of the pipe h {Vhen the vesse is on 5 T e following cycle of operations is acl the surface of the water, air may be drawn in one revolution of the crankinto the pump/z by way of the pipe la, and sha r two strokes of the piston as shown f forced by way of the pipe into 'the rein the diagram in Fi 5; it being assumed ceptacles e2, where it is stored under presthat the engine is enclin-which the release of g sure for use while the vessel is on the surrom the motor cylinder' is conj face; the products of combustion in the tank trolled by the motor piston w-a,; exhaust g being released by way of the pi e g2. o n; w-8 compression and introduction f Suitable valvesz'z" 2 are provided forc ango combustibles; fc3` introduction of gas, ing according to their different positions capable of supporting combustion--and from air to oxygen working. combustion: `4-5 expansion: w5`w ex- ,1 What I claim as my invention and desire aust open. The different stages' may to J to secure by Letters Patent is some extent overlap one another. j The method of operating an internal comn applying my invention to the engines bustion engine conslstlng in retaining `and of submarine vessels, air may be employed compressing a 20 for supporting combustlon when the vessel combustlon andl simultaneously injecting' is 'on the 'surface of the water, and pure fuel, and subsequently introducing a gas e' oxygenI when -1t is submerged. When" the capable of supporting combustion.

vessel is being driven while submer ed pure t In testimony whereof I have signed my oxygen isl supplied from receptac es (not name to this specification in the presence of 25 shown) by way of a ipe e* and the valve'z". l two subscribing witnesses.

- 1 `The products of com ustlon, exhausted from l LOUIS GASTON SABATH.

the engine pass into the tank g Where they 'l Witnesses: i t r' are washed and condensed, and they ma ,i JEAN (Fumane Sammies,

then, bymeans of the pump or compressor I LUomN Emma Laenaim. 

